[高中英语] 不定式时态部分

问题描述:

[高中英语] 不定式时态部分
He spoke in such a high voice as to be heard at the farther end of the room .句子中的as怎样翻译,
不加as可不可以 为什么
二楼 so as to == in order to OK?

as to===in order to